body {
    background-image: url('bg.png'); /* 背景图像 */
    background-repeat: no-repeat; /* 背景图像重复方式 */
    background-position: center; /* 背景图像位置 */
}
img {
    width: 90px;
    height: 90px;
  }
  #zhu {
      display: flex;
      align-items: center; /* 垂直居中对齐 */
  }
  #tiao {
      display: flex;
      align-items: center; /* 垂直居中对齐 */
  }
  #pao {
    display: flex;
    align-items: center; /* 垂直居中对齐 */
}
@media (max-width: 600px) {
    body {
        font-size: 14px;
    }
}
#preview { 
    width: 100vw; 
    height: 70vh;
    object-fit: cover;
    transform: scaleX(-1); /* 镜像翻转 */
}
.controls {
    position: fixed;
    bottom: 30px;
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 20px;
}
button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 3px solid white;
    background: transparent;
    cursor: pointer;
}
#gallery {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 100px;
    border: 2px solid white;
}
#beautifulBtn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    transition: transform 0.3s;
  }
  
  #beautifulBtn:hover::before {
    transform: scale(1.1);
  }